<?php
namespace TYPO3\CMS\Fluid\Tests\Unit\ViewHelpers;

/*                                                                        *
 * This script is backported from the TYPO3 Flow package "TYPO3.Fluid".   *
 *                                                                        *
 * It is free software; you can redistribute it and/or modify it under    *
 * the terms of the GNU Lesser General Public License, either version 3   *
 *  of the License, or (at your option) any later version.                *
 *                                                                        *
 * The TYPO3 project - inspiring people to share!                         *
 *                                                                        */

/**
 * Testcase for RenderViewHelper
 */
class RenderViewHelperTest extends \TYPO3\CMS\Fluid\Tests\Unit\ViewHelpers\ViewHelperBaseTestcase {

	/**
	 * @var \TYPO3\CMS\Fluid\ViewHelpers\RenderViewHelper
	 */
	protected $viewHelper;

	protected function setUp() {
		parent::setUp();
		$this->templateVariableContainer = new \TYPO3\CMS\Fluid\Core\ViewHelper\TemplateVariableContainer();
		$this->renderingContext->injectTemplateVariableContainer($this->templateVariableContainer);
		$this->viewHelper = $this->getAccessibleMock(\TYPO3\CMS\Fluid\ViewHelpers\RenderViewHelper::class, array('dummy'));
		$this->injectDependenciesIntoViewHelper($this->viewHelper);
	}

	/**
	 * @test
	 */
	public function loadSettingsIntoArgumentsSetsSettingsIfNoSettingsAreSpecified() {
		$arguments = array(
			'someArgument' => 'someValue'
		);
		$expected = array(
			'someArgument' => 'someValue',
			'settings' => 'theSettings'
		);
		$this->templateVariableContainer->add('settings', 'theSettings');

		$actual = $this->viewHelper->_call('loadSettingsIntoArguments', $arguments, $this->renderingContext);
		$this->assertEquals($expected, $actual);
	}

	/**
	 * @test
	 */
	public function loadSettingsIntoArgumentsDoesNotOverrideGivenSettings() {
		$arguments = array(
			'someArgument' => 'someValue',
			'settings' => 'specifiedSettings'
		);
		$expected = array(
			'someArgument' => 'someValue',
			'settings' => 'specifiedSettings'
		);
		$this->templateVariableContainer->add('settings', 'theSettings');

		$actual = $this->viewHelper->_call('loadSettingsIntoArguments', $arguments, $this->renderingContext);
		$this->assertEquals($expected, $actual);
	}

	/**
	 * @test
	 */
	public function loadSettingsIntoArgumentsDoesNotThrowExceptionIfSettingsAreNotInTemplateVariableContainer() {
		$arguments = array(
			'someArgument' => 'someValue'
		);
		$expected = array(
			'someArgument' => 'someValue'
		);

		$actual = $this->viewHelper->_call('loadSettingsIntoArguments', $arguments, $this->renderingContext);
		$this->assertEquals($expected, $actual);
	}

}
